EP3991430A4 - Intra coding with l-type partitioning tree - Google Patents

Intra coding with l-type partitioning tree Download PDF

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Publication number
EP3991430A4
EP3991430A4 EP20930506.9A EP20930506A EP3991430A4 EP 3991430 A4 EP3991430 A4 EP 3991430A4 EP 20930506 A EP20930506 A EP 20930506A EP 3991430 A4 EP3991430 A4 EP 3991430A4
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EP
European Patent Office
Prior art keywords
intra coding
partitioning tree
type partitioning
type
tree
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20930506.9A
Other languages
German (de)
French (fr)
Other versions
EP3991430A1 (en
EP3991430B1 (en
Inventor
Xin Zhao
Liang Zhao
Shan Liu
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Tencent America LLC
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Tencent America LLC
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Publication date
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Priority to EP23200429.1A priority Critical patent/EP4277273A3/en
Publication of EP3991430A1 publication Critical patent/EP3991430A1/en
Publication of EP3991430A4 publication Critical patent/EP3991430A4/en
Application granted granted Critical
Publication of EP3991430B1 publication Critical patent/EP3991430B1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP20930506.9A 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree Active EP3991430B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP23200429.1A EP4277273A3 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063007852P 2020-04-09 2020-04-09
US16/993,491 US11523112B2 (en) 2020-04-09 2020-08-14 Intra coding with L-type partitioning tree
PCT/US2020/059705 WO2021206754A1 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP23200429.1A Division EP4277273A3 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree
EP23200429.1A Division-Into EP4277273A3 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree

Publications (3)

Publication Number Publication Date
EP3991430A1 EP3991430A1 (en) 2022-05-04
EP3991430A4 true EP3991430A4 (en) 2022-08-31
EP3991430B1 EP3991430B1 (en) 2024-01-03

Family

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Family Applications (2)

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EP23200429.1A Pending EP4277273A3 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree
EP20930506.9A Active EP3991430B1 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP23200429.1A Pending EP4277273A3 (en) 2020-04-09 2020-11-09 Intra coding with l-type partitioning tree

Country Status (6)

Country Link
US (2) US11523112B2 (en)
EP (2) EP4277273A3 (en)
JP (1) JP7391198B2 (en)
KR (1) KR20220032631A (en)
CN (1) CN114365499A (en)
WO (1) WO2021206754A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11689715B2 (en) * 2020-09-28 2023-06-27 Tencent America LLC Non-directional intra prediction for L-shape partitions

Citations (2)

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CN106375764B (en) * 2016-08-31 2018-04-10 中国科学技术大学 A kind of bonding position prediction and block replicate the video intra-frame encoding method of prediction
US20200099925A1 (en) * 2017-09-08 2020-03-26 Kt Corporation Method and device for processing video signal

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US20090257499A1 (en) 2008-04-10 2009-10-15 Qualcomm Incorporated Advanced interpolation techniques for motion compensation in video coding
JP5686499B2 (en) * 2009-01-22 2015-03-18 株式会社Ｎｔｔドコモ Image predictive encoding apparatus, method and program, image predictive decoding apparatus, method and program, and encoding / decoding system and method
KR20120090740A (en) * 2011-02-07 2012-08-17 (주)휴맥스 Apparatuses and methods for encoding/decoding of video using filter in a precise unit
FR2975856A1 (en) * 2011-05-26 2012-11-30 France Telecom IMAGE ENCODING AND DECODING METHOD, IMAGE ENCODING AND DECODING DEVICE AND CORRESPONDING COMPUTER PROGRAMS
EP2916549B1 (en) 2011-06-24 2018-07-18 NTT DoCoMo, Inc. Method and apparatus for motion compensation
WO2013023518A1 (en) 2011-08-17 2013-02-21 Mediatek Singapore Pte. Ltd. Method and apparatus for intra prediction using non-square blocks
US9363511B2 (en) 2011-09-13 2016-06-07 Mediatek Singapore Pte. Ltd. Method and apparatus for Intra mode coding in HEVC
FR2980942A1 (en) * 2011-09-30 2013-04-05 France Telecom IMAGE ENCODING AND DECODING METHOD, IMAGE ENCODING AND DECODING DEVICE AND CORRESPONDING COMPUTER PROGRAMS
US9380298B1 (en) * 2012-08-10 2016-06-28 Google Inc. Object-based intra-prediction
KR20180064414A (en) * 2015-10-13 2018-06-14 엘지전자 주식회사 Method and apparatus for encoding, decoding video signal
US20170244964A1 (en) * 2016-02-23 2017-08-24 Mediatek Inc. Method and Apparatus of Flexible Block Partition for Video Coding
CN109076241B (en) * 2016-05-04 2023-06-23 微软技术许可有限责任公司 Intra picture prediction using non-adjacent reference lines of sample values
US10230961B2 (en) * 2016-06-03 2019-03-12 Mediatek Inc. Method and apparatus for template-based intra prediction in image and video coding
EP3577898A4 (en) * 2017-01-31 2020-06-24 Sharp Kabushiki Kaisha Systems and methods for partitioning a picture into video blocks for video coding
US10582195B2 (en) 2017-06-02 2020-03-03 Futurewei Technologies, Inc. Intra prediction using unequal weight planar prediction
US20190020888A1 (en) * 2017-07-11 2019-01-17 Google Llc Compound intra prediction for video coding
KR20200038944A (en) * 2017-08-22 2020-04-14 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 Image encoder, image decoder, image encoding method and image decoding method
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BR112021020641A2 (en) * 2019-06-21 2022-03-03 Panasonic Ip Corp America System and method for video encoding
CN110446044B (en) * 2019-08-21 2022-08-09 浙江大华技术股份有限公司 Linear model prediction method, device, encoder and storage device

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Publication number Priority date Publication date Assignee Title
CN106375764B (en) * 2016-08-31 2018-04-10 中国科学技术大学 A kind of bonding position prediction and block replicate the video intra-frame encoding method of prediction
US20200099925A1 (en) * 2017-09-08 2020-03-26 Kt Corporation Method and device for processing video signal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LAROCHE ORANGE-FRANCE TELECOM R&D (FRANCE) AND TELECOM PARISTECH (FRANCE) G ET AL: "Intra prediction with 1D macroblock partitioning for image and video coding", VISUAL COMMUNICATIONS AND IMAGE PROCESSING; 20-1-2009 - 22-1-2009; SAN JOSE,, 20 January 2009 (2009-01-20), XP030081736 *

Also Published As

Publication number Publication date
US20230007251A1 (en) 2023-01-05
EP4277273A3 (en) 2024-01-24
EP3991430A1 (en) 2022-05-04
CN114365499A (en) 2022-04-15
KR20220032631A (en) 2022-03-15
JP2022549909A (en) 2022-11-29
WO2021206754A1 (en) 2021-10-14
EP4277273A2 (en) 2023-11-15
US20210321097A1 (en) 2021-10-14
EP3991430B1 (en) 2024-01-03
US11523112B2 (en) 2022-12-06
JP7391198B2 (en) 2023-12-04

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